<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./vue.js"></script>
</head>

<body>
    <div class="wrap">
        <input type="text" :value=num>
    </div>
</body>
<script>

    new Vue({
        el: '.wrap',
        data: {
            num: 200123,
        },
        methods: {
            ckickMe() {
                console.log('点我~')
            }
        }
    })

</script>

</html>